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| All Patents in class 474/45 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,151,189 | Mar. 21, 1939 | L. Coddington | Variable speed transmission mechanism | metal cutting bandsaws | |
| 2,186,477 | Jan. 09, 1940 | L. Coddington | Oiling system | metal cutting bandsaws | |
| 2,502,976 | Apr. 04, 1950 | C. McLear | Variable speed pulley | metalworking machine mechanisms | |